Mixer



FIG. 1 illustrates a front view of a mixer showing my new design;

FIG. 2 illustrates a back view thereof;

FIG. 3 illustrates a side view thereof;

FIG. 4 illustrates a side view thereof;

FIG. 5 illustrates a top view thereof;

FIG. 6 illustrates a bottom view thereof; and,

FIG. 7 illustrates a perspective view thereof. 

CLAIM The ornamental design for a mixer, as shown and described. 